Wells – Wells with lateral conduits
Patent
1998-05-15
2000-06-27
Suchfield, George
Wells
Wells with lateral conduits
1662426, E21B 1702, E21B 4314
Patent
active
060794887
ABSTRACT:
The invention relates to a tieback hanger for connecting the liner of a lateral well bore to the parent well bore. The tieback hanger includes a spring which maintains a constant force on the tieback hanger to prevent it from protruding into the parent well bore.
REFERENCES:
patent: 4603743 (1986-08-01), Lindsey, Jr.
patent: 5439051 (1995-08-01), Kennedy et al.
patent: 5680901 (1997-10-01), Gardes
patent: 5787987 (1998-08-01), Forsyth et al.
Begg Stephen M.
George Grant E. E.
Castano Jamie A.
Griffin Jeffrey E.
Ryberg John J.
Schlumberger Technology Corporation
Suchfield George
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